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Q: - 22+ 273a25 2. Ifa scuba diver breathes in pure oxygen out of his tank at 20°C,filling his 3.2…
A: Given, mass of O2 = 75 g Volume of tank = 3.2 L Pressure = ?
Q: 108 47Ag → "B +
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Q: If 4.0 moles of baking soda, NaHCO3 decompose, how many liters of carbon dioxide gas will be…
A: Sodium hydrogen carbonate (NaHCO3) known as baking soda. The baking soda decomposes into sodium…
Q: A student, following the procedure described to evaluate the Gas Law Constant collected the…
A: since you have posted multiple questions in a session. we are entitled to answer only first…
Q: 250 grams of ice, initially at -15 C, is added to coke (240
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Q: %24 %23 3. If a cylinder contains 11.3 g of CO2 in 13.0 L at 395 K, what is the pressure? atm 2. 4.
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Q: What volume (ml) of hydrogen gas, saturated with water vapor, will be obtained from a 0.2218g sample…
A: Given data:
Q: You have two glass bottles, one containing oxygen and onefilled with nitrogen. How could you…
A: Introduction: Nitrogen belongs to group with 15 with atomic number 7 and mass 14 u. It is one of the…
Q: Part A Al present, automobile batteries are sealed. When lead storage batteries discharge, they…
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Q: You have two glass bottles, one containing oxygen and onefilled with nitrogen. How could you…
A: Both oxygen and nitrogen present in two glass bottles in the form of gaseous state. Furthermore,…
Q: The radius of a xenon atom is 1.3 * 10 - 8 cm. A 100-mL flask is filled with Xe at a pressure of 1.0…
A: A gas equation which is also called as ideal gas law has four gas variables with one constant value…
Q: A plasma-screen TV contains thousands of tiny cells filledwith a mixture of Xe, Ne, and He gases…
A: The given parameters are, Dimensions of cell : 0.900 mm× 0.300 mm × 10.0 mm Total pressure: 500…
Q: A plasma-screen TV contains thousands of tiny cells filledwith a mixture of Xe, Ne, and He gases…
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Q: Calculate the mass of O2 produced by the decomposition of NaCIO3 when 325 ml of O2 is collected over…
A: Given that - Volume of O2 = 325 mL Temperature = 22.0°C = 22.0+273 = 295 K Pressure = 3.00 atm =…
Q: Which one of the following is TRUE? lect one: a. ΔΗ for N, (?) b. AH°dissociation for O2(g) = 0 c.…
A: a. delta Hof for N2 is 472,650. Hence delta Hof for N2 is not less than zero. Hence, not a correct…
Q: Sodium, calcium and oxygen(at STP) are in nature? Option 1: Diamagnetic
A: The magnetic nature of the element can be determined by analyzing the electronic configuration. If…
Q: a sample of KClO3 (Mw = 122.55 g/mol) allowed to decompose in presence of MnO2. The resulting oxygen…
A: Given that, A sample of KClO3 decomposed in presence of MnO2. The chemical equation as follows ---…
Q: Calculate the vapor volume (m3) for 6 moles of CS2 (SG = 1.26).
A: Given: Moles of CS2 = 6 mol. And specific gravity of liquid = 1.26
Q: Calculate the height of a column of lie the same pressure as 5.26 m of water Lütfen birini seçin: O…
A: Glycerol is simple polyol compound and it is colourless, odourless and it is viscous liquid
Q: The later halogens form pentafluorides CIF5, BrF5 and IF5 at 0°C, one of these is a solid, one a…
A: The later halogens form pentafluorides CIF5, BrF5 and IF5 at 0°C, one of these is a solid, one a…
Q: How to Calculate N NSU Login | North x b Answered: 1. 5.00 O PeriodicTableofthe x M Action Required:…
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Q: 7 Under what conditions can liquid nitrogen be formed by
A: we know,the critical temperature [Tc] is the maximum temperature at which the molecules can exist as…
Q: The amount of deuterium and lithium 7 shows that the normal, baryonic matter can make up only about…
A: Baryonic matter are made up of baryons which are protons, neutrons and atomic nuclei. But electrons…
Q: What is the boiling point for HCN (in kelvin) from the data provided?_________K
A: The molecule is given as HCN.
Q: What is the entropy of vaporization?_______J/mol What is the enthalpy of…
A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…
Q: What is ΔG for HCN at its boiling point?_______kJ/mol
A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…
Q: he equilibrium density of vacancies ns is given by Nexp(-Es/kT) , where N is the density of…
A: The equilibrium density of vacancies is calculated by the formula: Ns=Ne-EskT Where k is the…
Q: Cadmium selenide (CdSe) is used as a semiconductor quantum dot and is an example of nanotechnology…
A: A theranostic agent is the one which diagnosis and also delivers therapy/drug. Quantum dots have…
Q: In CaCO3 + HCI -→ CaClz + H2O+CO2 , how many lters of cerbon dioxide gas, measured at STP.can be…
A: CaCO3+2HCl→CaCl2+H2O+CO2 100 g 44 g 1 mole…
Q: How many moles of gaseous arsine (AsH₃) occupy 0.0400 Lat STP? What is the density of gaseous…
A: Volume of gaseous arsine (AsH₃)= 0.0400 L To determine moles and density of gaseous arsine (AsH₃) at…
Q: What will be the final pressure of a sample of krypton at 140 °C and 1.50 atm if the temperature is…
A: Given, initial pressure of krypton gas Pi =1.50 atminitial temperature Ti =140 °C = (273+140) K =413…
Q: At 22oC and 0.998 atm, what is the theoretical volume (in mL) of hydrogen gas produced when 0.45g of…
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Q: We're told oxygen is the most common element in the Earth's solid crust. But how much oxygen is…
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Q: Zine metal reacts with excess hydruchloric acid to produce hydrogen gas arerding to the following…
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Q: One method used in the eighteenth century to generate hydrogen was to pass steam through red-hot…
A: Given 3Fe (s) + 4H2O (g) →Fe2O3 (s) + 4H2 (g) Molar masses: Fe = 55.845 g/mol H₂O = 18.01528 g/mol…
Q: The atmosphere on early Earth (4.5 to 3.8 billion years ago) __________. was formed by…
A: Earth atmosphere, 4 billion year ago, mainly consist of CO2, nitrogen, H2S, and SO2 due to…
Q: A 0.1586-g sample of aluminum-zinc alloy is placed in the same apparatus that was used last week.…
A: Given: Volume of H2 is produced = 106.5 ml = 0.1065 L Temperature of the beaker = 21°C = (21+273) =…
Q: A hydride of silicon prepared by the reaction of Mg2Si with acid exerted a pressure of 306 torr at…
A: Ideal gases are those gases which follow ideal gas equation. The relation between pressure, volume,…
Q: A 0.0665 g sample of aluminum metal reacts with hydrochloric acid to give 90.5 mL of hydrogen gas at…
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Q: What advantage doesPortland concrete have for building compared to the construction methods that…
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Q: What is the mass of 50.0L of CO2 at STP? * 1 point O 49,300g O 19.7g O 25.5g O 98.2g What is the…
A: At STP, The pressure,,(P) = 1 atm. The temperature, (T) = 273 K. The volume of 1 mol of a substance…
Q: What volume in liters of fluorine gas is needed to form 903 L of sulfur hexafluoride gas if the…
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Q: Calcium oxide can be used to "scrub" carbon dioxide from air. CaO(s)+CO2->CaCO3(s) a) What mass of…
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Q: Nitrous oxide (N2O) can be produced by thermal decomposition of ammonium nitrate: NH4NO3 ( s ) →…
A: Given: Total pressure = 94.0 kPa Mass of NH4,NO3 = 8.68 g The vapor pressure of water at 22°C =…
Q: Zinc citrate is used in toothpaste it is synthesized from zinc carbonate and citric acid according…
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Q: Zinc citrate is used in toothpaste it is synthesized from zinc carbonate and citric acid according…
A: The balanced equation for the synthesis of Zinc citrate is 3ZnCO3 + 2C6H8O7 -----> Zn3(C6H5O7)2 +…
Q: Tris(trifluoromethyl)phosphine, P(CF3)3is the heaviest gaseous phosphorus compound. Calculate the…
A: Density of a particular compound is the mass of compound divided by its volume. Density of gaseous…
Q: Chalcopyrite (CuFeS2), is an important source of copper. A typical chalcopyrite ore contains about…
A: Given the percent composition of Cu in the ore = 0.75 % Cu Given the volume of chalcopyrite ore…
Q: MCQ 19: Group IV clement that acts as an insulator is A. Carbon (Diamond) B. Tin (Sn) C. Lead (Pb)…
A: The energy gap between valance band and conduction band determines wheather an element will conduct…
Q: Nickel carbonyl, Ni(CO)4, is one of the most toxic substancesknown. The present maximum allowable…
A: Since volume of the room = 12 ft x 20 ft x 9 ft = 2160 ft3 Since 1 ft3 = 28.3168 L Hence 2160 ft3 =…